sea anemone

American  

noun

1. any sedentary marine animal of the phylum Coelenterata, having a columnar body and one or more circles of tentacles surrounding the mouth.

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sea anemone British  

noun

1. any of various anthozoan coelenterates, esp of the order Actiniaria, having a polypoid body with oral rings of tentacles See also actinia

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sea anemone Scientific  

1. Any of numerous, often brightly colored cnidarians of the class Anthozoa, having flexible cylindrical bodies with tentacles surrounding a central mouth. Sea anemones are related to jellyfish and corals, but have no free-swimming (medusoid) stage, and resemble flowers.

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Etymology

Origin of sea anemone

First recorded in 1735–45

Example Sentences

He receives live sea anemone, which he presents tableside to guests so they can better understand what they are eating.

From The Wall Street Journal • Oct. 18, 2025

The cherished coastal activity is a great opportunity to learn about the Puget Sound ecosystem, look closely at alien sea anemone, the egg cases of moon snail and other ocean oddities.

From Seattle Times • Jun. 6, 2024

They chose to study the sea anemone species Actinia equina, a species that exhibits individual behaviours.

From Science Daily • Apr. 4, 2024

This discovery means that the bubble-tip sea anemone could in fact be two different species hiding in plain sight, and that Okinawa and Japan are home to more marine biological diversity than previously thought.

From Science Daily • Mar. 11, 2024

At the heart of it, magnified by the curved surface, there was a strange, pink, convoluted object that recalled a rose or a sea anemone.

From "1984" by George Orwell